Science 4 - Fall Final Review

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Across
  1. 4. holes on the bottom of leaves that let them release water into the air
  2. 7. when the boy pollen joins the girl egg
  3. 8. the system that pumps oxygen around our bodies
  4. 11. the flat light parts that help birds fly and stay warm
  5. 13. a type of animal with gills as a baby and lungs as an adult
  6. 14. a living thing
  7. 15. still not yet completed or finished being made
  8. 19. a support structure outside the body
  9. 21. a type of animal with an exoskeleton
  10. 22. the part of a plant that forms the seed
  11. 23. the bones that go down the back of your body
  12. 24. a hairy animal that is warm blooded and gives milk to its babies
  13. 25. the process of making more of yourself
  14. 29. when leaves release water into the air
  15. 34. a simple organism with stinging tentacles
  16. 35. a tool that lets us see very small things
  17. 36. the control center of the cell
  18. 37. the small part of a root cell that absorbs water and nutrients
  19. 38. a simple organism with spiny or bumpy skin
  20. 39. similar cells working together to do a job
  21. 42. DNA is wound up into this structure
  22. 43. a type of animal with a backbone
  23. 44. to make more of yourself
  24. 46. a cold blooded vertebrate with scaly skin and soft eggs
  25. 50. part of a plant that's underground and thin and spread out
  26. 51. an animal whose temperature matches its environment
  27. 52. the process of when a seed starts to grow into a plant
  28. 53. I have this when I’m fully grown and can reproduce myself
  29. 54. squids will use this to catch food
Down
  1. 1. babies
  2. 2. the system that works with the skeletal system to help us move
  3. 3. a gas in the air that plants need to make sugar
  4. 5. to use oxygen to get energy from sugar
  5. 6. the system that works with the muscular system to help us move
  6. 9. an ocean animal with a hard shell and a soft body
  7. 10. one thick fat root
  8. 11. separating things by how big or small they are
  9. 12. the process of turning water and CO2 into sugar
  10. 16. the system that gets rid of or changes waste
  11. 17. a very simple animal that filters water through tiny holes
  12. 18. an animal that creates its own heat
  13. 20. plants make this gas as waste but we use it to get energy from sugar
  14. 26. many organs working together to perform a life function
  15. 27. how something is built or put together
  16. 28. many tissues working together to make something to help us live
  17. 30. an animal with no backbone
  18. 31. the system that breaks down food into a form that we can use
  19. 32. this substance is inside chloroplasts and makes sugars
  20. 33. when pollen touches the stigma of a plant
  21. 40. mushrooms and nonseed plants reproduce using these
  22. 41. it keeps plant cells safe but animal cells don't have one
  23. 45. to divide things into groups
  24. 47. something I get from my parents’ DNA is this
  25. 48. the smallest unit of a living thing
  26. 49. a system that sends and receives messages to and from the body